U.S. Submarine Force

U.S. Submarine Force
Unit name	U.S. Submarine Force
Caption	The Virginia-class attack submarine USS ''Virginia''
Dates	Established 1900
Country	United States
Branch	United States Navy
Type	Naval strategic and tactical force
Role	Nuclear deterrence, power projection, intelligence gathering, special operations
Size	Approximately 70 submarines
Command structure	United States Department of the Navy > United States Navy > United States Fleet Forces Command / United States Pacific Fleet
Garrison	Naval Submarine Base New London (Groton, CT), Naval Submarine Base Kings Bay (Kings Bay, GA), Naval Base Kitsap (Bangor, WA)
Current commander	ADM Daryl Caudle (Commander, Submarine Forces/Commander, Submarine Forces Atlantic)
Notable commanders	Vice Admiral Charles A. Lockwood, Admiral Hyman G. Rickover

U.S. Submarine Force. The U.S. Submarine Force is the submarine service branch of the United States Navy, responsible for operating the nation's fleet of nuclear-powered submarines. It is a principal component of American sea power, providing critical capabilities in strategic deterrence, undersea warfare, and global reconnaissance. The force traces its origins to the early 20th century and has evolved into an all-nuclear fleet centered on ballistic missile submarines and attack submarines.

History

The force's history began with the acquisition of the USS ''Holland'' in 1900, with early development influenced by pioneers like John Philip Holland. Submarines saw limited action in World War I, but their strategic impact was decisively demonstrated during World War II in the Pacific War, where they devastated the Imperial Japanese Navy's merchant marine under commanders like Admiral Chester W. Nimitz and Vice Admiral Charles A. Lockwood. The Cold War catalyzed a technological revolution, driven by Admiral Hyman G. Rickover's development of naval reactors, leading to the first nuclear-powered submarine, USS ''Nautilus'', and the first ballistic missile submarine, USS ''George Washington''. Key moments include the Cuban Missile Crisis and operations like Operation Ivy Bells. The post-Cold War era has seen a focus on littoral combat and support for special operations forces.

Organization and structure

Operational command falls under United States Fleet Forces Command in the Atlantic Ocean and United States Pacific Fleet in the Pacific Ocean. The force is administratively led by Commander, Submarine Forces (COMSUBFOR). Major shore commands include Naval Submarine Base New London, home to the Naval Submarine School, and Naval Submarine Base Kings Bay, which supports the Ohio-class SSBN fleet. The Pacific fleet's submarines are primarily based at Naval Base Kitsap and Joint Base Pearl Harbor-Hickam. Squadrons such as Submarine Squadron 11 and Submarine Development Squadron 12 oversee individual boats and develop tactical doctrine.

Submarine classes and types

The fleet consists of two primary types: ballistic missile submarines (SSBNs) for nuclear deterrence and attack submarines (SSNs) for multi-mission roles. The current SSBN force is the Ohio-class, each armed with Trident II submarine-launched ballistic missiles. The attack submarine fleet includes the Los Angeles-class, Seawolf-class, and Virginia-class boats, designed for anti-submarine warfare, strike warfare, and intelligence, surveillance, and reconnaissance. The Ohio-class also includes four vessels converted to guided missile submarines (SSGNs) for Tomahawk strikes and special operations support.

Missions and capabilities

Primary missions include strategic deterrence through continuous SSBN patrols, a cornerstone of the U.S. nuclear triad. Attack submarines conduct sea control, anti-submarine warfare against threats like the Russian Navy's Akula-class, and land attack using Tomahawk cruise missiles. They provide critical intelligence, surveillance, and reconnaissance and deploy Navy SEALs via dry deck shelters or the Virginia Payload Module. The SSGNs offer massive conventional strike capacity. Stealth, endurance, and sensor superiority, including the AN/BQQ-10 sonar system, are defining capabilities.

Personnel and training

Submariners, all volunteers, undergo rigorous screening and training. Officers are trained in Naval Reactors programs and at Naval Submarine School in Groton, Connecticut. Enlisted sailors attend "A School" and "B School" for technical ratings like sonar technician and machinist's mate. All personnel must complete the intensive Submarine Officer Basic Course or Basic Enlisted Submarine School and earn their Dolphins through qualification boards. Continuous training occurs at facilities like the Naval Undersea Warfare Center and on ship simulators. The force is known for its high retention and expertise.

Future developments

The future fleet is centered on the Columbia-class SSBN program, designed to replace the Ohio-class beginning in the 2030s and ensure the sea-based leg of the nuclear triad. The Virginia-class attack submarine program continues with Block V vessels incorporating the Virginia Payload Module for increased missile capacity. Development focuses on advanced propulsor technology, unmanned undersea vehicles like the Orca, and next-generation sensors to counter advanced threats from peer competitors such as the People's Liberation Army Navy. The Integrated Undersea Surveillance System is also being modernized for enhanced anti-submarine warfare detection.

Category:United States Navy Category:Submarine warfare